1: # The LearningOnline Network
2: # Personal Information Page
3: #
4: # $Id: lonaboutme.pm,v 1.158 2014/12/01 22:52:48 raeburn Exp $
5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
28:
29: =pod
30:
31: =head1 NAME
32:
33: pache::lonaboutme
34:
35: =head1 SYNOPSIS
36:
37: (empty)
38:
39: This is part of the LearningOnline Network with CAPA project
40: described at http://www.lon-capa.org.
41:
42: =head1 OVERVIEW
43:
44: (empty)
45:
46:
47: =head1 SUBROUTINES
48:
49: =over
50:
51: =item handler()
52:
53: =item aboutme_info()
54:
55: =item print_portfiles_link()
56:
57: =item build_query_string()
58:
59: =item display_portfolio_header()
60:
61: =item display_portfolio_files()
62:
63: =item portfolio_files()
64:
65: =item build_hierarchy()
66:
67: =item parse_directory()
68:
69: =back
70:
71: =cut
72:
73:
74: package Apache::lonaboutme;
75:
76: use strict;
77: use Apache::Constants qw(:common);
78: use Apache::loncommon;
79: use Apache::lonnet;
80: use Apache::lontexconvert;
81: use Apache::lonhtmlgateway;
82: use Apache::lonrss();
83: use Apache::lonlocal;
84: use Apache::lonmsgdisplay();
85: use Apache::lontemplate;
86: use Apache::longroup;
87: use HTML::Entities();
88: use Image::Magick;
89:
90: sub handler {
91: my $r = shift;
92: &Apache::loncommon::content_type($r,'text/html');
93: $r->send_http_header;
94: return OK if $r->header_only;
95: my $target=$env{'form.grade_target'};
96: # ------------------------------------------------------------ Print the screen
97: if ($target eq 'tex') {
98: $r->print(&Apache::lonprintout::print_latex_header($env{'form.latex_type'}));
99: }
100: my (undef,undef,$cdom,$cnum,undef,$action)=split(/\//,$r->uri);
101: my $is_course;
102: # Is this even a user?
103: if (&Apache::lonnet::homeserver($cnum,$cdom) eq 'no_host') {
104: &Apache::loncommon::simple_error_page($r,'No info',
105: 'No user information available');
106: return OK;
107: } else {
108: $is_course = &Apache::lonnet::is_course($cdom,$cnum);
109: }
110:
111: my $candisplay = 1;
112: if (!$is_course) {
113: if ($action ne 'portfolio') {
114: $candisplay = &Apache::lonnet::usertools_access($cnum,$cdom,'aboutme');
115: if ((!$candisplay) && ($env{'request.course.id'})) {
116: $candisplay = &aboutme_access($cnum,$cdom);
117: }
118: if (!$candisplay) {
119: if ($target eq 'tex') {
120: $r->print('\noindent{\large\textbf{'.&mt('No user personal information page available').'}}\\\\\\\\');
121: } else {
122: $r->print(&Apache::loncommon::start_page("Personal Information Page"));
123: $r->print('<p class="_LC_info">'.&mt('No user personal information page available') .'</p>'.
124: &mt('This is a result of one of the following:').'<ul>'.
125: '<li>'.&mt('The administrator of this domain has disabled personal information page functionality for this specific user.').'</li>'.
126: '<li>'.&mt('The domain has been configured to disable, by default, personal information page functionality for all users in the domain.').'</li>'.
127: '</ul>');
128: $r->print(&Apache::loncommon::end_page());
129: }
130: return OK;
131: }
132: }
133: }
134:
135: # --------------------------------------------------------- The syllabus fields
136: my %syllabusfields=&Apache::lonlocal::texthash(
137: 'aaa_contactinfo' => 'Contact Information',
138: 'bbb_aboutme' => 'Personal Information',
139: 'ccc_webreferences' => 'Web References');
140:
141: # ------------------------------------------------------------ Get Query String
142: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
143: ['forceedit','forcestudent','todocs',
144: 'register','popup','folderpath','title']);
145: # ----------------------------------------------- Available Portfolio file display
146: if (($target ne 'tex') && ($action eq 'portfolio')) {
147: &display_portfolio_header($r,$is_course);
148: if ((!$is_course) && (!&Apache::lonnet::usertools_access($cnum,$cdom,'portfolio'))) {
149: $r->print('<h2>'.&mt('No user portfolio available') .'</h2>'.
150: &mt('This is a result of one of the following:').'<ul>'.
151: '<li>'.&mt('The administrator of this domain has disabled portfolio functionality for this specific user.').'</li>'.
152: '<li>'.&mt('The domain has been configured to disable, by default, portfolio functionality for all users in the domain.').'</li>'.
153: '</ul>');
154: } else {
155: my ($blocked,$blocktext) =
156: &Apache::loncommon::blocking_status('port',$cnum,$cdom);
157: if (!$blocked) {
158: &display_portfolio_files($r,$is_course);
159: } else {
160: $r->print($blocktext);
161: }
162: }
163: $r->print(&Apache::loncommon::end_page());
164: return OK;
165: }
166:
167: if ($is_course) {
168: if ($target ne 'tex') {
169: my $args = {'function' => undef,
170: 'domain' => $cdom};
171: if ($env{'form.register'}) {
172: $args->{'force_register'} = $env{'form.register'};
173: } else {
174: my %coursedescription =
175: &Apache::lonnet::coursedescription($cdom.'_'.$cnum);
176: my $cdescr = $coursedescription{'description'};
177: my $brcrum = [{href=>"/adm/$cdom/$cnum/aboutme",
178: text=>&mt('Course Information - [_1]',$cdescr),
179: no_mt=>1}
180: ];
181: $args->{'bread_crumbs'} = $brcrum;
182: }
183: my $start_page = &Apache::loncommon::start_page(
184: "Course Information",undef,$args);
185: $r->print($start_page);
186: $r->print('<h2>'.&mt('Group Portfolio').'</h2>');
187: &print_portfiles_link($r,$is_course);
188: $r->print(&Apache::loncommon::end_page());
189: }
190: return OK;
191: }
192:
193: #------------Get rights
194: my %courseenv=&Apache::lonnet::dump('environment',$cdom,$cnum);
195: my %syllabus=&Apache::lonnet::dump('aboutme',$cdom,$cnum);
196: my ($allowed,$coursedomain,$coursenum);
197: if ($env{'request.course.id'}) {
198: $coursedomain = $env{'course.'.$env{'request.course.id'}.'.domain'};
199: $coursenum = $env{'course.'.$env{'request.course.id'}.'.num'};
200: }
201: my ($cfile) =
202: &Apache::lonnet::can_edit_resource($env{'request.noversionuri'},
203: $coursenum,$coursedomain,
204: $env{'request.noversionuri'},
205: $env{'request.symb'});
206: if ($cfile ne '') {
207: $allowed = 1;
208: }
209:
210: if (!$env{'form.forceedit'} or $target eq 'tex') { $allowed=0; }
211:
212: # --------------------------------------- There is such a user, get environment
213:
214: if ($target ne 'tex') {
215: my $rss_link = &Apache::lonrss::rss_link($cnum,$cdom);
216: my $args = {'function' => undef,
217: 'domain' => $cdom,
218: 'force_register' => $env{'form.register'},
219: };
220: if ($env{'form.popup'}) { # Don't show breadcrumbs in popup window
221: $args->{'no_nav_bar'} = 1;
222: } elsif (!$env{'form.register'}) { #Don't show breadcrumbs twice, when this page is part of course content and you call it
223: if (($env{'request.course.id'}) &&
224: ($env{'form.folderpath'} =~ /^supplemental/)) {
225: my $crstype = &Apache::loncommon::course_type();
226: my $title = $env{'form.title'};
227: if ($title eq '') {
228: $title = &mt('Personal Information Page');
229: }
230: my $brcrum =
231: &Apache::lonhtmlcommon::docs_breadcrumbs(undef,$crstype,undef,$title,1);
232: if (ref($brcrum) eq 'ARRAY') {
233: $args->{'bread_crumbs'} = $brcrum;
234: }
235: } else {
236: $args->{'bread_crumbs'} = [{href=>"/adm/$cdom/$cnum/aboutme",
237: text=>"Personal Information Page"}];
238: }
239: }
240: my $start_page = &Apache::loncommon::start_page('Personal Information Page',$rss_link,$args);
241: $r->print($start_page);
242: }
243:
244: #----------------Print Privacy note (edit mode) or last modified date.
245:
246: if ($target ne 'tex') {
247: #Print Privacy Note
248: if ($allowed) {
249: $r->print('<div class="LC_info">'
250: .'<b>'.&mt('Privacy Note:').'</b> '
251: .&mt('The information you submit can be viewed by anybody who is logged into LON-CAPA. Do not provide information that you are not ready to share publicly.')
252: .'</div>'
253: );
254: } elsif ($syllabus{'uploaded.lastmodified'}) {
255: #Print last modified
256: my $lastmod=$syllabus{'uploaded.lastmodified'};
257: $lastmod=($lastmod?&Apache::lonlocal::locallocaltime($lastmod):&mt('never'));
258: $r->print('<div class="LC_info">');
259: $r->print(&mt('Last updated').': '.$lastmod . '');
260: $r->print('</div>');
261: }
262: }
263:
264: #------Print Headtitle
265: if ($target ne 'tex') {
266: $r->print('<div class="LC_Box">'.
267: '<h2 class="LC_hcell">'.&Apache::loncommon::plainname($cnum,$cdom).'</h2>');
268: if ($allowed) {
269: $r->print('<div style="margin: 0; float:left;">');
270: if ($courseenv{'nickname'}) {
271: $r->print('<h2>"'.$courseenv{'nickname'}.'"</h2>');
272: }
273: $r->print('<h3>'.&Apache::lonnet::domain($cdom,'description').'</h3></div>');
274: #Print Help Text
275: $r->print('<div style="margin: 0; float:right;">'.
276: &Apache::loncommon::help_open_topic('Uploaded_Templates_TextBoxes',&mt('Help with filling in text boxes')).
277: '</div><br clear="all" />');
278: } else {
279: if ($courseenv{'nickname'}) {
280: $r->print('<h2>"'.$courseenv{'nickname'}.'"</h2>');
281: }
282: $r->print('<h3>'.&Apache::lonnet::domain($cdom,'description').'</h3>');
283: }
284: } else {
285: $r->print('\noindent{\large\textbf{'.&Apache::loncommon::plainname($cnum,$cdom).'}}\\\\\\\\');
286: $r->print('\textbf{'.&Apache::lonnet::domain($cdom,'description').'}\\\\');
287: }
288: # does this user have privileges to post, etc?
289:
290:
291: my $query_string;
292:
293: if (($env{'form.uploaddoc.filename'}) &&
294: ($env{'form.storeupl'}) && ($allowed)) {
295: if ($env{'form.uploaddoc.filename'}=~/\.(gif|jpg|png|jpeg)$/i) {
296: if ($syllabus{'uploaded.photourl'}) {
297: &Apache::lonnet::removeuploadedurl($syllabus{'uploaded.photourl'});
298: }
299: $syllabus{'uploaded.photourl'}=
300: &Apache::lonnet::userfileupload('uploaddoc',undef,'aboutme',
301: undef,undef,undef,undef,undef,undef,undef,'400','500');
302: }
303: $syllabus{'uploaded.lastmodified'}=time;
304: &Apache::lonnet::put('aboutme',\%syllabus,$cdom,$cnum);
305: }
306: if ($allowed && $env{'form.delupl'}) {
307: if ($syllabus{'uploaded.photourl'}) {
308: &Apache::lonnet::removeuploadedurl($syllabus{'uploaded.photourl'});
309: delete($syllabus{'uploaded.photourl'});
310: &Apache::lonnet::del('aboutme',['uploaded.photourl'],$cdom,$cnum);
311: }
312: }
313: if (($allowed) && ($env{'form.storesyl'})) {
314: foreach my $syl_field (keys(%syllabusfields)) {
315: my $field=$env{'form.'.$syl_field};
316: chomp($field);
317: my $gateway = Apache::lonhtmlgateway->new();
318: $field = $gateway->process_incoming_html($field,1);
319: $syllabus{$syl_field}=$field;
320: }
321: $syllabus{'uploaded.lastmodified'}=time;
322: &Apache::lonnet::put('aboutme',\%syllabus,$cdom,$cnum);
323: }
324:
325: my $image;
326: # ---------------------------------------------------------------- Get syllabus
327: if (($syllabus{'uploaded.lastmodified'}) || ($allowed)) {
328: if ($syllabus{'uploaded.photourl'}) {
329: &Apache::lonnet::allowuploaded('/adm/aboutme',$syllabus{'uploaded.photourl'});
330:
331: $image=qq|<img name="userPhoto" src="$syllabus{'uploaded.photourl'} " class="LC_AboutMe_Image" alt="Photo of the user" />|;
332:
333: if ($target eq 'tex') {
334: $image=&Apache::lonxml::xmlparse($r,'tex',$image);
335: }
336: }
337:
338: if ($allowed) {
339: $r->print(
340: '<form name="UploadPhoto" method="post" enctype="multipart/form-data" action="">'.
341: '<h3>'.&mt('Upload a Photo').'</h3>'.
342: '<p class="LC_info">'.
343: &mt('LON-CAPA will automatically scale your uploaded file so the image will not exceed a width of 400px and a height of 500px.').'</p>'.
344: '<input type="file" name="uploaddoc" size="50" />'.
345: '<input type="submit" name="storeupl" value="'.&mt('Upload').'" />'.
346: '<input type="hidden" name="popup" value="'.$env{'form.popup'}.'" />'.
347: '</form>');
348: if ($syllabus{'uploaded.photourl'}) {
349: $r->print('<form name="delPhoto" method="post" action="" ><input type="submit" name="delupl" value="'.&mt('Delete Photo').'" /> </form>')
350: }
351: $r->print('<p></p>');
352: }
353:
354: if($allowed) {
355: $r->print('<form name="lonaboutmeFields" method="post" action="" >');
356: }
357:
358: if ($target ne 'tex') { #print Image
359: $r->print($image.'<div class="LC_clear_float_footer"></div>');
360:
361: } #End Print Image
362:
363: #Print Content eg. Contactinfo aboutme,...
364: &Apache::lontemplate::print_aboutme_content_template($r,$allowed,$target,\%syllabusfields,\%syllabus);
365: #End Print Content
366:
367: if ($target ne 'tex') { #Begin Print RSS and portfiles
368: &print_portfiles_link($r,$is_course);
369: if (&Apache::lonrss::advertisefeeds($cnum,$cdom) ne '') {
370: &Apache::lontemplate::print_start_template($r,'RSS Feeds and Blogs','LC_Box');
371: $r->print(&Apache::lonrss::advertisefeeds($cnum,$cdom));
372: &Apache::lontemplate::print_end_template($r);
373: }
374:
375: } #End Print RSS and portfiles
376:
377:
378: if ($allowed) {
379: if ($env{'form.popup'}) {
380: $r->print('<input type="hidden" name="popup" value="'.
381: $env{'form.popup'}.'" />');
382: }
383: $r->print('</form>');
384: }
385: if ($target ne 'tex') {$r->print('<br />');} else {$r->print('\\\\');}
386: } else {
387: $r->print('<p class="LC_info">'.&mt('No personal information provided').'.</p>');
388: }
389:
390: if ($env{'request.course.id'}
391: && &Apache::lonnet::allowed('srm',$env{'request.course.id'})
392: && &Apache::lonnet::in_course($cdom,$cnum,$coursedomain,$coursenum,undef,1)) {
393: if ($target ne 'tex') {
394: $r->print('<a name="coursecomment" />');
395: &Apache::lontemplate::print_start_template($r,&mt('User Notes, Records of Face-To-Face Discussions, and Critical Messages in Course'),'LC_Box');
396: $r->print('<span class="LC_info">');
397: $r->print(&mt('Shared by course faculty and staff').&Apache::loncommon::help_open_topic("Course_Face_To_Face_Records,Course_Critical_Message"));
398: $r->print('</span>');
399: &Apache::lonmsgdisplay::disfacetoface($r,$cnum,$cdom);
400: &Apache::lontemplate::print_end_template($r);
401:
402: } else {
403: $r->print('\\\\\textbf{'.&mt('User Notes, Records of Face-To-Face Discussions, and Critical Messages in Course').'}\\\\'.&mt('Shared by course faculty and staff').'\\\\\\\\');
404: &Apache::lonmsgdisplay::disfacetoface($r,$cnum,$cdom,$target);
405: }
406: }
407: if ($target ne 'tex') {
408: $r->print('</div>');
409: if ($env{'form.popup'}) {
410: $r->print('<p><a href="javascript:window.close()">'.&mt('Close window').'</a></p>');
411: }
412: $r->print(&Apache::loncommon::end_page());
413: } else {
414: $r->print('\end{document}');
415: }
416:
417:
418:
419: return OK;
420: }
421:
422: sub aboutme_info {
423: my ($r,$is_course) = @_;
424: my (undef,undef,$cdom,$cnum)=split(/\//,$r->uri);
425: my $name;
426: if (!$is_course) {
427: $name = &Apache::loncommon::plainname($cnum,$cdom);
428: }
429: return ($cdom,$cnum,$name);
430: }
431:
432: sub print_portfiles_link {
433: my ($r,$is_course) = @_;
434: my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
435: my $filecounts = &portfolio_files($r,'showlink',undef,$is_course,
436: $cdom,$cnum,$name);
437: my $query_string = &build_query_string();
438: my $output;
439: my %lt = &Apache::lonlocal::texthash(
440: 'vpfi' => 'Viewable portfolio files',
441: 'vgpf' => 'Viewable group portfolio files',
442: 'difl' => 'Display file listing',
443: );
444: if ($filecounts->{'both'} > 0) {
445: $output = '<div class="LC_Box"><h4 class="LC_hcell">';
446: $output .= ($is_course?$lt{'vgpf'}:$lt{'vpfi'}).'</h4>';
447:
448: #$output = '<h4>'.($is_course?$lt{'vgpf'}:$lt{'vpfi'}).'</h4>';
449: $output .= '<a href="/adm/'.$cdom.'/'.$cnum.'/aboutme/portfolio'.
450: $query_string.'">'.$lt{'difl'}.
451: '</a><br /><br />';
452: if ($filecounts->{'both'} == 1) {
453: if ($is_course) {
454: $output .= &mt('One group portfolio file is available.').'<ul>';
455: } else {
456: $output .= &mt('One portfolio file owned by [_1] is available.',$name).'<ul>';
457: }
458: } else {
459: if ($is_course) {
460: $output .= &mt('A total of [_1] group portfolio files are available.',$filecounts->{'both'}).'<ul>';
461: } else {
462: $output .= &mt('A total of [_1] portfolio files owned by [_2] are available.',$filecounts->{'both'},$name).'<ul>';
463: }
464: }
465: if ($filecounts->{'withoutpass'}) {
466: $output .= '<li>'.&mt('[quant,_1,file is,files are] publicly accessible.',$filecounts->{'withoutpass'}).'</li>';
467: }
468: if ($filecounts->{'withpass'}) {
469: $output .= '<li>'.&mt('[quant,_1,file requires,files require] a passphrase for access.',$filecounts->{'withpass'}).'</li>';
470: }
471: $output .= '</ul>';
472: $output .= '</div>';
473: } elsif ($is_course) {
474: $output .= '<div class="LC_info">'.&mt('There are currently no publicly accessible or password protected group portfolio files.').'</div>';
475: }
476: $r->print($output);
477: return;
478: }
479:
480: sub build_query_string {
481: my ($new_items) = @_;
482: my $query_string;
483: my @formelements = ('register');
484: my $new = 0;
485: if (ref($new_items) eq 'HASH') {
486: $new = 1;
487: if (!defined($new_items->{'forceedit'}) &&
488: !defined($new_items->{'forcestudent'})) {
489: push(@formelements,('forceedit','forcestudent'));
490: }
491: } else {
492: push(@formelements,('forceedit','forcestudent'));
493: }
494: foreach my $element (@formelements) {
495: if (exists($env{'form.'.$element})) {
496: if ((!$new) || (!defined($new_items->{$element}))) {
497: $query_string .= '&'.$element.'='.$env{'form.'.$element};
498: }
499: }
500: }
501: if ($new) {
502: foreach my $key (keys(%{$new_items})) {
503: $query_string .= '&'.$key.'='.$new_items->{$key};
504: }
505: }
506: $query_string =~ s/^\&/\?/;
507: return $query_string;
508: }
509:
510: sub display_portfolio_header {
511: my ($r,$is_course) = @_;
512: my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
513: my $query_string = &build_query_string();
514: my $args = {'domain' => $cdom};
515: if ($env{'form.forcestudent'}) {
516: $args->{'function'} = 'student';
517: }
518: my $output;
519: if ($is_course) {
520: if (($env{'request.course.id'} eq $cdom.'_'.$cnum) &&
521: ($env{'form.register'})) {
522: $args->{force_register} = $env{'form.register'};
523: } else {
524: my %coursedescription = &Apache::lonnet::coursedescription($cdom.'_'.$cnum);
525: my $cdescr = $coursedescription{'description'};
526: my $brcrum = [{href=>"/adm/$cdom/$cnum/aboutme".$query_string,
527: text=>&mt('Course Information - [_1]',$cdescr),
528: no_mt=>1},
529: {href=>"/adm/$cdom/$cnum/aboutme/portfolio".$query_string,
530: text=>'Viewable group portfolio files'}
531: ];
532: $args->{bread_crumbs} = $brcrum;
533: }
534: $output = &Apache::loncommon::start_page('Viewable group portfolio files',undef,$args).
535: '<h3>'.&mt('Group Portfolio files').'</h3>';
536: } else {
537: if ($env{'request.course.id'} && $env{'form.register'}) {
538: $args->{force_register} = $env{'form.register'};
539: } else {
540: my $brcrum = [{href => "/adm/$cdom/$cnum/aboutme".$query_string,
541: text => &mt('Personal Information Page - [_1]',$name),
542: title => &mt('Go to personal information page for [_1]',$name),
543: no_mt => 1},
544: {href => "/adm/$cdom/$cnum/aboutme/portfolio".$query_string,
545: text => &mt('Viewable files'),
546: title => &mt('Viewable portfolio files for [_1]',$name),
547: no_mt => 1}
548: ];
549: $args->{bread_crumbs} = $brcrum;
550: }
551: $output =
552: &Apache::loncommon::start_page('Viewable portfolio files',
553: undef,$args).
554: '<h3>'.&mt('Portfolio files for [_1]',$name).'</h3>';
555: }
556: $r->print($output);
557: return;
558: }
559:
560: sub display_portfolio_files {
561: my ($r,$is_course) = @_;
562: my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
563: my %lt = &Apache::lonlocal::texthash(
564: 'withoutpass' => 'passphrase not required',
565: 'withpass' => 'passphrase protected',
566: 'both' => 'all access types ',
567: );
568:
569: my $portaccess = 'withoutpass';
570: if (exists($env{'form.portaccess'})) {
571: $portaccess = $env{'form.portaccess'};
572: }
573:
574: my $output = '<form action="'.&HTML::Entities::encode($r->uri,'<>&"')
575: .'" name="displaystatus" method="post">'.
576: &mt('File access type: ').'<select name="portaccess">';
577: foreach my $type ('withoutpass','withpass','both') {
578: $output .= '<option value="'.$type.'" ';
579: if ($portaccess eq $type) {
580: $output .= 'selected="selected"';
581: }
582: $output .= '>'.$lt{$type}.'</option>';
583: }
584: $output .= '</select>'."\n";
585: if ($env{'form.register'}) {
586: $output .= '<input type="hidden" name="register" value="'.$env{'form.register'}.'" />'."\n";
587: }
588: $output .= '<input type="submit" name="portaccessbutton" value="'.
589: &mt('Update display').'" />'.
590: '</form><br /><br />';
591: $r->print($output);
592: my $filecounts = &portfolio_files($r,'listfiles',\%lt,$is_course,
593: $cdom,$cnum,$name);
594: if (!($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public')) {
595: if ($env{'request.course.id'} && $env{'form.register'}) {
596: my $query_string = &build_query_string();
597: $r->print('<br /><a href="/adm/'.$cdom.'/'.$cnum.
598: '/aboutme'.$query_string.'">');
599: if ($is_course) {
600: $r->print(&mt('Course Information page'));
601: } else {
602: $r->print(&mt('Information about [_1]',$name));
603: }
604: $r->print('</a>');
605: }
606: }
607: return;
608: }
609:
610: sub portfolio_files {
611: my ($r,$mode,$lt,$is_course,$cdom,$cnum,$name) = @_;
612: my $filecounts = {
613: withpass => 0,
614: withoutpass => 0,
615: both => 0,
616: };
617: my $current_permissions =
618: &Apache::lonnet::get_portfile_permissions($cdom,$cnum);
619: my %access_controls =
620: &Apache::lonnet::get_access_controls($current_permissions);
621: my $portaccess;
622: if ($mode eq 'showlink') {
623: $portaccess = 'both';
624: } else {
625: $portaccess = 'withoutpass';
626: if (exists($env{'form.portaccess'})) {
627: $portaccess = $env{'form.portaccess'};
628: }
629: }
630:
631: my $diroutput;
632: if ($is_course) {
633: my %files_by_group;
634: my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum);
635: foreach my $filename (sort(keys(%access_controls))) {
636: my ($group,$path) = split('/',$filename,2);
637: if (exists($curr_groups{$group})) {
638: $files_by_group{$group}{$path} = $access_controls{$filename};
639: }
640: }
641: foreach my $group (sort(keys(%files_by_group))) {
642: my %fileshash;
643: my $grpout .= &build_hierarchy($r,$cdom,$cnum,$portaccess,
644: $is_course,$filecounts,$mode,
645: $files_by_group{$group},
646: \%fileshash,$group);
647: if ($grpout) {
648: $diroutput .= '<h3>'.$group.'</h3>'.$grpout.'<br />';
649: }
650: }
651: } else {
652: my %allfileshash;
653: $diroutput = &build_hierarchy($r,$cdom,$cnum,$portaccess,$is_course,
654: $filecounts,$mode,\%access_controls,
655: \%allfileshash);
656: }
657: if ($mode eq 'listfiles') {
658: if ($filecounts->{'both'}) {
659: $r->print($diroutput);
660: } else {
661: my $access_text;
662: if (ref($lt) eq 'HASH') {
663: $access_text = $lt->{$portaccess};
664: }
665: $r->print(&mt('There are no available files of the specified access type: [_1]',$access_text));
666: }
667: }
668: return $filecounts;
669: }
670:
671: sub build_hierarchy {
672: my ($r,$cdom,$cnum,$portaccess,$is_course,$filecounts,$mode,$access_info,
673: $allfileshash,$group) = @_;
674: my $clientip = $r->get_remote_host();
675: foreach my $filename (sort(keys(%{$access_info}))) {
676: my $access_status =
677: &Apache::lonnet::get_portfolio_access($cdom,$cnum,$filename,$group,$clientip,
678: $access_info->{$filename});
679: if ($portaccess eq 'both') {
680: if (($access_status ne 'ok') &&
681: ($access_status !~ /^[^:]+:guest_/)) {
682: next;
683: }
684: } elsif ($portaccess eq 'withoutpass') {
685: if ($access_status ne 'ok') {
686: next;
687: }
688: } elsif ($portaccess eq 'withpass') {
689: if ($access_status !~ /^[^:]+:guest_/) {
690: next;
691: }
692: }
693: if ($mode eq 'listfiles') {
694: $filename =~ s/^\///;
695: my @pathitems = split('/',$filename);
696: my $lasthash = $allfileshash;
697: while (@pathitems > 1) {
698: my $newlevel = shift(@pathitems);
699: if (!exists($lasthash->{$newlevel})) {
700: $lasthash->{$newlevel} = {};
701: }
702: $lasthash = $lasthash->{$newlevel};
703: }
704: $lasthash->{$pathitems[0]} = $filename;
705: }
706: if ($access_status eq 'ok') {
707: $filecounts->{'withoutpass'} ++;
708: } elsif ($access_status =~ /^[^:]+:guest_/) {
709: $filecounts->{'withpass'} ++;
710: }
711: }
712: $filecounts->{'both'} = $filecounts->{'withoutpass'} +
713: $filecounts->{'withpass'};
714: my $output;
715: if ($mode eq 'listfiles') {
716: if ($filecounts->{'both'} > 0) {
717: $output = &Apache::loncommon::start_data_table();
718: $output .= &parse_directory($r,0,$allfileshash,'',$is_course,
719: $group);
720: $output .= &Apache::loncommon::end_data_table();
721: }
722: }
723: return $output;
724: }
725:
726: sub parse_directory {
727: my ($r,$depth,$currhash,$path,$is_course,$group) = @_;
728: my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
729: $depth++;
730: my $output;
731:
732: my $portfolio_root = &Apache::portfolio::get_portfolio_root($cdom,$cnum,
733: $group);
734: my $getpropath = 1;
735: my ($listref,$listerror) =
736: &Apache::lonnet::dirlist($portfolio_root.$path,$cdom,$cnum,$getpropath);
737: my %dirlist;
738: if (ref($listref) eq 'ARRAY') {
739: %dirlist = map { ((split('&',$_,2))[0],1) } @{$listref};
740: }
741: foreach my $item (sort(keys(%{$currhash}))) {
742: $output .= &Apache::loncommon::start_data_table_row();
743: $output .= '<td style="padding-left: '.($depth*25).'px">';
744: if (ref($currhash->{$item}) eq 'HASH') {
745: my $title=&HTML::Entities::encode($item,'<>&"');
746: $output .= '<img src="'.&Apache::loncommon::lonhttpdurl("/adm/lonIcons/navmap.folder.open.gif").'" alt="'.&mt('Folder').' '.$title.'" class="LC_icon" /> '.$title;
747: $output .= '</td><td> </td>'
748: .&Apache::loncommon::end_data_table_row();
749: $output .= &parse_directory($r,$depth,$currhash->{$item},
750: $path.'/'.$item,$is_course,$group);
751: } else {
752: my $file_name;
753: if ($currhash->{$item} =~ m|/([^/]+)$|) {
754: $file_name = $1;
755: } else {
756: $file_name = $currhash->{$item};
757: }
758: my $have_meta = exists($dirlist{$file_name.'.meta'});
759: my $url;
760: if ($is_course) {
761: $url = '/uploaded/'.$cdom.'/'.$cnum.'/groups/'.$group.
762: '/portfolio/'.$currhash->{$item};
763: } else {
764: $url = '/uploaded/'.$cdom.'/'.$cnum.'/portfolio/'.$currhash->{$item};
765: }
766: my $showname;
767: if ($have_meta) {
768: $showname = &Apache::lonnet::metadata($url,'title');
769: }
770: if ($showname eq '') {
771: $showname = $file_name;
772: } else {
773: $showname = $file_name.' ('.$showname.')';
774: }
775:
776: $showname=&HTML::Entities::encode($showname,'<>&"');
777: $output .= '<a href="'.$url.'">'.
778: '<img alt="" src="'.&Apache::loncommon::icon($currhash->{$item}).'" class="LC_icon" />'.
779: ' '.$showname.'</a>';
780: $output.='</td><td>';
781: if ($have_meta) {
782: $output.= '<a href="'.$url.'.meta"><img alt="'.&mt('Metadata').'" src="'.
783: &Apache::loncommon::lonhttpdurl('/res/adm/pages/catalog.png').
784: '" class="LC_icon" /></a>';
785: }
786: $output .= '</td>'
787: .&Apache::loncommon::end_data_table_row();
788: }
789: }
790: return $output;
791: }
792:
793: sub aboutme_access {
794: my ($uname,$udom) = @_;
795: my $privcheck = $env{'request.course.id'};
796: my $sec;
797: if ($env{'request.course.sec'} ne '') {
798: $sec = $env{'request.course.sec'};
799: $privcheck .= '/'.$sec;
800: }
801: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
802: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
803: if (($cdom eq '') || ($cnum eq '')) {
804: my %coursehash = &Apache::lonnet::coursedescription($env{'request.course.id'});
805: $cdom = $coursehash{'domain'};
806: $cnum = $coursehash{'cnum'};
807: }
808: if ((&Apache::lonnet::allowed('srm',$privcheck)) ||
809: (&Apache::lonnet::allowed('dff',$privcheck))) {
810: if (&Apache::lonnet::in_course($uname,$udom,$cnum,$cdom,undef,1)) {
811: return 1;
812: }
813: }
814: return;
815: }
816:
817: 1;
818: __END__
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